From d5bfcf5666a3c0502abc028800e3d0f43ae6d985 Mon Sep 17 00:00:00 2001
From: gregor <gregor@d688527b-c9ab-4aba-bd8d-4036d912da1d>
Date: Mon, 7 Jul 2003 15:45:09 +0000
Subject: =?UTF-8?q?Fix=20f=C3=BCr=20Bug=202=20implementiert=20und=20getest?=
 =?UTF-8?q?et.?=
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git-svn-id: https://joinup.ec.europa.eu/svn/moa-idspss/trunk@3 d688527b-c9ab-4aba-bd8d-4036d912da1d
---
 .../moa/spss/server/iaik/config/CRLRetriever.java  | 67 ++++++++++++++++++++++
 .../spss/server/iaik/config/IaikConfigurator.java  | 12 +++-
 2 files changed, 78 insertions(+), 1 deletion(-)
 create mode 100644 spss.server/src/at/gv/egovernment/moa/spss/server/iaik/config/CRLRetriever.java

diff --git a/spss.server/src/at/gv/egovernment/moa/spss/server/iaik/config/CRLRetriever.java b/spss.server/src/at/gv/egovernment/moa/spss/server/iaik/config/CRLRetriever.java
new file mode 100644
index 000000000..c8a454e9f
--- /dev/null
+++ b/spss.server/src/at/gv/egovernment/moa/spss/server/iaik/config/CRLRetriever.java
@@ -0,0 +1,67 @@
+package at.gv.egovernment.moa.spss.server.iaik.config;
+
+import iaik.logging.TransactionId;
+import iaik.pki.revocation.RevocationSourceTypes;
+import iaik.pki.store.revocation.RevocationInfoRetriever;
+import iaik.pki.store.revocation.RevocationSource;
+import iaik.pki.store.revocation.RevocationStoreException;
+import iaik.servertools.ldap.Handler;
+
+import java.io.InputStream;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.net.URLStreamHandler;
+import java.util.Collection;
+
+import at.gv.egovernment.moa.logging.Logger;
+
+/**
+ * A customized implementation of {@link iaik.pki.store.revocation.RevocationInfoRetriever}. Will be used
+ * instead of the default implementation {@link iaik.pki.store.revocation.CRLRetriever} to overcome a 
+ * classloader problem in connection with the {@link java.net.URL} class in a Tomcat deployment environment.
+ * 
+ * @author Gregor Karlinger
+ * @version $$
+ */
+public class CRLRetriever implements RevocationInfoRetriever
+{
+  public void update(RevocationSource source, Collection supplementalRequestData, TransactionId tid)
+    throws RevocationStoreException
+  {
+    if (source == null)
+    {
+      throw new NullPointerException("RevocationSource parameter mustn't be null.");
+    }
+    Logger.info("Downloading crl from " + source.getUri());
+    if (!source.getType().equals(RevocationSourceTypes.CRL))
+    {
+      throw new RevocationStoreException(
+        source.getType() + " not supported",
+        null,
+        getClass().getName() + ":1");
+    }
+    try
+    {
+      URL crlUrl;
+      try
+      {
+        crlUrl = new URL(source.getUri());
+      }
+      catch (MalformedURLException e)
+      {
+        // Workaround for classloader problem with deployment in Tomcat 4.1
+        URLStreamHandler handler = new Handler();
+        crlUrl = new URL(null, source.getUri(), handler);
+      }
+
+      InputStream crlInputStream = crlUrl.openStream();
+      source.readFrom(crlInputStream, tid);
+      crlInputStream.close();
+    }
+    catch (Exception iox)
+    {
+      Logger.warn("Cannot retrieve crl", iox);
+      throw new RevocationStoreException("Cannot retrieve CRL", iox, getClass().getName() + ":1");
+    }
+  }
+}
diff --git a/spss.server/src/at/gv/egovernment/moa/spss/server/iaik/config/IaikConfigurator.java b/spss.server/src/at/gv/egovernment/moa/spss/server/iaik/config/IaikConfigurator.java
index 8bd410ac7..6562ef1f4 100644
--- a/spss.server/src/at/gv/egovernment/moa/spss/server/iaik/config/IaikConfigurator.java
+++ b/spss.server/src/at/gv/egovernment/moa/spss/server/iaik/config/IaikConfigurator.java
@@ -6,6 +6,9 @@ import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
+import iaik.pki.revocation.RevocationSourceTypes;
+import iaik.pki.store.revocation.RevocationFactory;
+import iaik.pki.store.revocation.RevocationSourceStore;
 import iaik.pki.store.truststore.TrustStoreFactory;
 import iaik.server.ConfigurationData;
 import iaik.server.Configurator;
@@ -37,6 +40,7 @@ public class IaikConfigurator {
   /**
    * Configure the IAIK MOA subsystem.
    * 
+   * 
    * @param moaConfig The underlying MOA configuration.
    * @throws ConfigurationException An error occurred configuring the IAIK
    * MOA subsystem.
@@ -48,7 +52,13 @@ public class IaikConfigurator {
     warnings = new ArrayList();
 
     try {
-      Configurator.init(configData, new TransactionId("IaikConfigurator"));
+      TransactionId transId = new TransactionId("IaikConfigurator");
+      Configurator.init(configData, transId);
+      
+      // Set customized CRL retriever to overcome a classloader problem when MOA is deployed in Tomcat
+      RevocationSourceStore rss = RevocationFactory.getInstance(transId).getRevocationSourceStore();
+      rss.setRetriever(new CRLRetriever(), RevocationSourceTypes.CRL);
+      
       dumpKeyEntryIDs();
       checkKeyGroupConfig(moaConfig);
       TrustStoreFactory.reset();
-- 
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